AirHint found the following cheapest return flights from Riyadh (RUH) to Bangkok (BKK) in October 2025 (see full year).

Return flights

18 Oct - 26 Oct	Kuwait Airways
02 Oct - 10 Oct	Kuwait Airways
07 Oct - 14 Oct	Kuwait Airways
18 Oct - 21 Oct	Kuwait Airways
14 Oct - 22 Oct	Kuwait Airways
16 Oct - 26 Oct	Kuwait Airways
23 Oct - 31 Oct	Biman Bangladesh Airlines
01 Oct - 16 Oct	Air Arabia
03 Oct - 14 Oct	Kuwait Airways
03 Oct - 10 Oct	Kuwait Airways
24 Oct - 01 Nov	Oman Air
30 Oct - 06 Nov	Air Arabia
31 Oct - 01 Nov	Air Arabia
22 Oct - 01 Nov	Etihad Airways
23 Oct - 06 Nov	Oman Air
30 Oct - 07 Nov	Emirates

Also check the deals for one-way flights from Riyadh to Bangkok in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Riyadh to Bangkok in October from $399

Return flights